The sinking of the RMS Titanic is one of the most infamous shipwrecks in history. On April 15, 1912, during her maiden voyage, the Titanic sank after colliding with an iceberg, killing 1502 out of 2224 passengers and crew. This sensational tragedy shocked the international community and led to better safety regulations for ships. One of the reasons that the shipwreck resulted in such loss of life was that there were not enough lifeboats for the passengers and crew. Although there was some element of luck involved in surviving, some groups of people were more likely to survive than others. The file Titanic. xls contains data for 1309 of the Titanic passengers. Each row represents one person. The columns describe different attributes about the person including whether they survived (survived), their gender (sex), and their passenger-class (pclass). You can find a short description of each variable in the variables worksheet included in the file. Answer the following based on the dataset:a. What percentage of the men suvived? What percentage of the women survived?b. What was the average fare for each passenger class?c. Compare the survival rates of each class of passengers. To retrieve Titanic. xls, please copy and paste the URL below:http://biostat. mc. vanderbilt. edu/wiki/pub/Main/DataSets/titanic3 .xls

Disinfection of impression materials is usually accomplished by a. sterilization with high heat. b. spray or immersion in a chemical disinfectant. c. sterilization with steam under pressure. d. allowing the impression to sit 24 hours in water until all the organisms die.

What would happen to the nutrients in an ecosystem if decomposers, such as bacteria, didn’t exist there?

He did not infringe upon the policy making powers that he felt the constitution gave congress. but the determination of foreign policy became preponderantly a presidential concern. when the french revolution led to a major war between france and england, washington refused to accept entirely the recommendations of either his secretary of state thomas jefferson, who was pro-french, or his secretary of the treasury alexander hamilton, who was pro-british. rather, he insisted upon a neutral course until the united states could grow stronger. which provides the best objective summary of this excerpt? president washington made a good choice when he decided not to accept the recommendations of his advisors and instead insisted that the united states stay neutral during the war between france and england as president, washington believed that the united states should remain neutral in foreign policy even though he had advisors who recommended that he take sides during the war between france and england. washington did not make policy decisions during his presidency because he did not want to interfere with the policy-making powers that the constitution gave congress. washington refused to accept entirely the recommendations of either his secretary of state thomas jefferson, who was pro-french, or his secretary of the treasury alexander hamilton, who was pro-britis